| Line 99... |
Line 99... |
if(regno >= 0x0400 && regno < 0x0420)
|
if(regno >= 0x0400 && regno < 0x0420)
|
reg[regno - 0x0400] = value;
|
reg[regno - 0x0400] = value;
|
break;
|
break;
|
}
|
}
|
|
|
if (regno < MAX_SPRS)
|
if (regno < MAX_SPRS) {
|
sprs[regno] = value;
|
sprs[regno] = value;
|
|
if (runtime.sim.fspr_log) {
|
|
fprintf(runtime.sim.fspr_log, "Write to SPR : [%08lX] <- [%08lX]\n", regno, value);
|
|
}
|
|
}
|
else if (config.sim.verbose)
|
else if (config.sim.verbose)
|
printf("WARNING: write out of SPR range %08X\n", regno);
|
printf("WARNING: write out of SPR range %08X\n", regno);
|
}
|
}
|
|
|
#if 0
|
#if 0
|
| Line 113... |
Line 117... |
mfspr_(const int regno)
|
mfspr_(const int regno)
|
{
|
{
|
extern unsigned long reg[32];
|
extern unsigned long reg[32];
|
extern unsigned long pc;
|
extern unsigned long pc;
|
extern unsigned long pcprev;
|
extern unsigned long pcprev;
|
|
sprword val;
|
|
|
switch (regno) {
|
switch (regno) {
|
case SPR_SR:
|
case SPR_SR:
|
/* Exceptions are always enabled */
|
/* Exceptions are always enabled */
|
return sprs[regno] | SPR_SR_EXR;
|
val = sprs[regno] | SPR_SR_EXR;
|
|
break;
|
case SPR_NPC:
|
case SPR_NPC:
|
return pc;
|
val = pc;
|
|
break;
|
case SPR_PPC:
|
case SPR_PPC:
|
return pcprev;
|
val = pcprev;
|
|
break;
|
default:
|
default:
|
/* Links to GPRS */
|
/* Links to GPRS */
|
if(regno >= 0x0400 && regno < 0x0420)
|
if(regno >= 0x0400 && regno < 0x0420)
|
return reg[regno - 0x0400];
|
val = reg[regno - 0x0400];
|
else if (regno < MAX_SPRS)
|
else if (regno < MAX_SPRS)
|
return sprs[regno];
|
val = sprs[regno];
|
}
|
}
|
if (config.sim.verbose)
|
|
|
if (regno < MAX_SPRS) {
|
|
if (runtime.sim.fspr_log) {
|
|
fprintf(runtime.sim.fspr_log, "Read from SPR : [%08lX] -> [%08lX]\n", regno, val);
|
|
}
|
|
return val;
|
|
}
|
|
|
|
if (config.sim.verbose) {
|
printf ("WARNING: read out of SPR range %08X\n", regno);
|
printf ("WARNING: read out of SPR range %08X\n", regno);
|
|
}
|
|
|
return 0;
|
return 0;
|
}
|
}
|
#endif
|
#endif
|
|
|
/* Show status of important SPRs. */
|
/* Show status of important SPRs. */
|
